Finding the Fourth Proportional to 134,753.80, 202,297.10 and 84,833.80
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Solution
The fourth proportional to 134,753.80, 202,297.10 and 84,833.80 is: 127,355.46
Step by Step Solution
- Step 1: Write the proportion equation
134,753.80 : 202,297.10 = 84,833.80 : x - Step 2: Convert to fraction form
134,753.80/202,297.10 = 84,833.80/x - Step 3: Cross multiply
134,753.80x = 202,297.10 × 84,833.80 - Step 4: Simplify right side
134,753.80x = 17,161,631,721.98 - Step 5: Solve for x
x = 17,161,631,721.98/134,753.80 - Step 6: Final answer
x = 127,355.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.